Stephen J. Redmond

Publication Activity (10 Years)

Years Active: 2005-2024
Publications (10 Years): 52

Top Topics

Activity Recognition

Reinforcement Learning

Top Venues

IEEE J. Biomed. Health Informatics

Publications

Tian Chen, Jingtao Zhang, Zeju Xu, Stephen J. Redmond, Nigel H. Lovell, Guanzheng Liu, Changhong Wang
Energy-Efficient Sleep Apnea Detection Using a Hyperdimensional Computing Framework Based on Wearable Bracelet Photoplethysmography. IEEE Trans. Biomed. Eng. 71 (8) (2024)
Francisco Roldan Sanchez, Qiang Wang, David Cordova Bulens, Kevin McGuinness, Stephen J. Redmond, Noel E. O'Connor
Learning and Reusing Primitive Behaviours to Improve Hindsight Experience Replay Sample Efficiency. ICARA (2024)
Han Ji, Xiping Wu, Qiang Wang, Stephen J. Redmond, Iman Tavakkolnia
Adaptive Target-Condition Neural Network: DNN-Aided Load Balancing for Hybrid LiFi and WiFi Networks. IEEE Trans. Wirel. Commun. 23 (7) (2024)
Xin Yang, Zeju Xu, Haodong Liu, Peter B. Shull, Stephen J. Redmond, Guanzheng Liu, Changhong Wang
A Multiscale Cross-Modal Interactive Fusion Network for Human Activity Recognition Using Wearable Sensors and Smartphones. IEEE Internet Things J. 11 (16) (2024)
Qiang Wang, Robert McCarthy, David Cordova Bulens, Francisco Roldan Sanchez, Kevin McGuinness, Noel E. O'Connor, Stephen J. Redmond
Identifying Expert Behavior in Offline Training Datasets Improves Behavioral Cloning of Robotic Manipulation Policies. IEEE Robotics Autom. Lett. 9 (2) (2024)
Qiang Wang, Pablo Martinez Ulloa, Robert Burke, David Cordova Bulens, Stephen J. Redmond
Robust Learning-Based Incipient Slip Detection Using the PapillArray Optical Tactile Sensor for Improved Robotic Gripping. IEEE Robotics Autom. Lett. 9 (2) (2024)
Qiang Wang, Yixin Deng, Francisco Roldan Sanchez, Keru Wang, Kevin McGuinness, Noel E. O'Connor, Stephen J. Redmond
Dataset Clustering for Improved Offline Policy Learning. CoRR (2024)
Olivia Leslie, David Cordova Bulens, Stephen J. Redmond
Design, Fabrication, and Characterization of a Novel Optical Six-Axis Distributed Force and Displacement Tactile Sensor for Dexterous Robotic Manipulation. Sensors 23 (24) (2023)
Francisco Roldan Sanchez, Qiang Wang, David Cordova Bulens, Kevin McGuinness, Stephen J. Redmond, Noel E. O'Connor
Learning and reusing primitive behaviours to improve Hindsight Experience Replay sample efficiency. CoRR (2023)
Francisco Roldan Sanchez, Qiang Wang, David Cordova Bulens, Kevin McGuinness, Stephen J. Redmond, Noel E. O'Connor
Hierarchical Reinforcement Learning for In-hand Robotic Manipulation Using Davenport Chained Rotations. ICARA (2023)
Qiang Wang, Robert McCarthy, David Cordova Bulens, Kevin McGuinness, Noel E. O'Connor, Francisco Roldan Sanchez, Nico Gürtler, Felix Widmaier, Stephen J. Redmond
Improving Behavioural Cloning with Positive Unlabeled Learning. CoRL (2023)
Qiang Wang, Robert McCarthy, David Cordova Bulens, Kevin McGuinness, Noel E. O'Connor, Francisco Roldan Sanchez, Stephen J. Redmond
Behaviour Discriminator: A Simple Data Filtering Method to Improve Offline Policy Learning. CoRR (2023)
David Cordova Bulens, Nathan F. Lepora, Stephen J. Redmond, Benjamin Ward-Cherrier
Incipient Slip Detection with a Biomimetic Skin Morphology. IROS (2023)
Cliodhna Gartland, Ellen Curran, John Healy, Rosanne-Sara Lynham, Niamh C. Nowlan, Connor Green, Stephen J. Redmond
Automatic Segmentation of the Paediatric Femoral Head. EMBC (2023)
Qiang Wang, Francisco Roldan Sanchez, Robert McCarthy, David Cordova Bulens, Kevin McGuinness, Noel E. O'Connor, Manuel Wüthrich, Felix Widmaier, Stefan Bauer, Stephen J. Redmond
Dexterous robotic manipulation using deep reinforcement learning and knowledge transfer for complex sparse reward-based tasks. Expert Syst. J. Knowl. Eng. 40 (6) (2023)
Qiang Wang, Pablo Martinez Ulloa, Robert Burke, David Cordova Bulens, Stephen J. Redmond
Robust Learning-Based Incipient Slip Detection using the PapillArray Optical Tactile Sensor for Improved Robotic Gripping. CoRR (2023)
Qiang Wang, Robert McCarthy, David Cordova Bulens, Stephen J. Redmond
Winning Solution of Real Robot Challenge III. CoRR (2023)
Naqash Afzal, Emma Stubbs, Heba Khamis, Alastair J. Loutit, Stephen J. Redmond, Richard M. Vickery, Michaël Wiertlewski, Ingvars Birznieks
Submillimeter Lateral Displacement Enables Friction Sensing and Awareness of Surface Slipperiness. IEEE Trans. Haptics 15 (1) (2022)
Arlene John, Stephen J. Redmond, Barry Cardiff, Deepu John
A Multimodal Data Fusion Technique for Heartbeat Detection in Wearable IoT Sensors. IEEE Internet Things J. 9 (3) (2022)
Qiang Wang, Francisco Roldan Sanchez, Robert McCarthy, David Cordova Bulens, Kevin McGuinness, Noel E. O'Connor, Manuel Wüthrich, Felix Widmaier, Stefan Bauer, Stephen J. Redmond
Dexterous Robotic Manipulation using Deep Reinforcement Learning and Knowledge Transfer for Complex Sparse Reward-based Tasks. CoRR (2022)
Han Ji, Qiang Wang, Stephen J. Redmond, Iman Tavakkolnia, Xiping Wu
Adaptive Target-Condition Neural Network: DNN-Aided Load Balancing for Hybrid LiFi and WiFi Networks. CoRR (2022)
Pablo Martinez Ulloa, David Cordova Bulens, Stephen J. Redmond
Incipient Slip Detection for Rectilinear Movements using the PapillArray Tactile Sensor. IEEE SENSORS (2022)
Francisco Roldan Sanchez, Qiang Wang, David Cordova Bulens, Kevin McGuinness, Stephen J. Redmond, Noel E. O'Connor
Hierarchical reinforcement learning for in-hand robotic manipulation using Davenport chained rotations. CoRR (2022)
Francisco Roldan Sanchez, Stephen J. Redmond, Kevin McGuinness, Noel E. O'Connor
Towards advanced robotic manipulation. IRC (2022)
Luke Wicent Sy, Nigel H. Lovell, Stephen J. Redmond
Tracking Lower Body 3D Kinematics using Three IMUs. IEEE SENSORS (2021)
Heba Khamis, Benjamin Xia, Stephen J. Redmond
Real-time Friction Estimation for Grip Force Control. ICRA (2021)
Luke Wicent Sy, Nigel H. Lovell, Stephen J. Redmond
Estimating Lower Body Kinematics using a Lie Group Constrained Extended Kalman Filter and Reduced IMU Count. CoRR (2021)
Robert McCarthy, Stephen J. Redmond
Imaginary Hindsight Experience Replay: Curious Model-based Learning for Sparse Reward Tasks. CoRR (2021)
Stefan Bauer, Manuel Wüthrich, Felix Widmaier, Annika Buchholz, Sebastian Stark, Anirudh Goyal, Thomas Steinbrenner, Joel Akpo, Shruti Joshi, Vincent Berenz, Vaibhav Agrawal, Niklas Funk, Julen Urain De Jesus, Jan Peters, Joe Watson, Claire Chen, Krishnan Srinivasan, Junwu Zhang, Jeffrey Zhang, Matthew R. Walter, Rishabh Madan, Takuma Yoneda, Denis Yarats, Arthur Allshire, Ethan K. Gordon, Tapomayukh Bhattacharjee, Siddhartha S. Srinivasa, Animesh Garg, Takahiro Maeda, Harshit Sikchi, Jilong Wang, Qingfeng Yao, Shuyu Yang, Robert McCarthy, Francisco Sanchez, Qiang Wang, David Cordova Bulens, Kevin McGuinness, Noel E. O'Connor, Stephen J. Redmond, Bernhard Schölkopf
Real Robot Challenge: A Robotics Competition in the Cloud. NeurIPS (Competition and Demos) (2021)
Luke Wicent Sy, Michael Raitor, Michael B. Del Rosario, Heba Khamis, Lauren Kark, Nigel H. Lovell, Stephen J. Redmond
Estimating Lower Limb Kinematics Using a Reduced Wearable Sensor Count. IEEE Trans. Biomed. Eng. 68 (4) (2021)
Sophie du Bois de Dunilac, Thomas Campbell, James F. X. Jones, Stephen J. Redmond
. WHC (2021)
Robert McCarthy, Francsico Roldan Sanchez, Qiang Wang, David Cordova Bulens, Kevin McGuinness, Noel E. O'Connor, Stephen J. Redmond
Solving the Real Robot Challenge Using Deep Reinforcement Learning. AICS (2021)
Pablo Martinez Ulloa, David Cordova Bulens, Benjamin Xia, Heba Khamis, Stephen J. Redmond
Modeling the Optical Sensing Principle of the PapillArray Tactile Sensor. IEEE SENSORS (2021)
Robert McCarthy, Francisco Roldan Sanchez, Kevin McGuinness, Noel E. O'Connor, Stephen J. Redmond
Real Robot Challenge using Deep Reinforcement Learning. CoRR (2021)
Jasper Wollaston James, Stephen J. Redmond, Nathan F. Lepora
A Biomimetic Tactile Fingerprint Induces Incipient Slip. CoRR (2020)
Luke Wicent Sy, Nigel H. Lovell, Stephen J. Redmond
Estimating Lower Limb Kinematics using Distance Measurements with a Reduced Wearable Inertial Sensor Count. CoRR (2020)
Yashi Nan, Nigel H. Lovell, Stephen J. Redmond, Kejia Wang, Kim Delbaere, Kimberley S. van Schooten
Deep Learning for Activity Recognition in Older People Using a Pocket-Worn Smartphone. Sensors 20 (24) (2020)
Luke Wicent Sy, Nigel H. Lovell, Stephen J. Redmond
Estimating Lower Limb Kinematics using Distance Measurements with a Reduced Wearable Inertial Sensor Count. EMBC (2020)
Wei Lu, Michael C. Stevens, Changhong Wang, Stephen J. Redmond, Nigel H. Lovell
Smart Triggering of the Barometer in a Fall Detector Using a Semi-Permeable Membrane. IEEE Trans. Biomed. Eng. 67 (1) (2020)
Jasper Wollaston James, Stephen J. Redmond, Nathan F. Lepora
A Biomimetic Tactile Fingerprint Induces Incipient Slip. IROS (2020)
Heba Khamis, Benjamin Xia, Stephen J. Redmond
Live Demonstration: Dynamic Grip-force Control using Real-time Friction Estimation from Incipient Slip Events. IEEE SENSORS (2020)
Luke Wicent Sy, Nigel H. Lovell, Stephen J. Redmond
Estimating Lower Limb Kinematics using a Lie Group Constrained EKF and a Reduced Wearable IMU Count. BioRob (2020)
Luke Wicent Sy, Nigel H. Lovell, Stephen J. Redmond
Estimating Lower Limb Kinematics Using a Lie Group Constrained Extended Kalman Filter with a Reduced Wearable IMU Count and Distance Measurements. Sensors 20 (23) (2020)
Luke Wicent Sy, Michael Raitor, Michael B. Del Rosario, Heba Khamis, Lauren Kark, Nigel H. Lovell, Stephen J. Redmond
Estimating Lower Limb Kinematics using a Reduced Wearable Sensor Count. CoRR (2019)
Michael B. Del Rosario, Nigel H. Lovell, Stephen J. Redmond
Learning the Orientation of a Loosely-Fixed Wearable IMU Relative to the Body Improves the Recognition Rate of Human Postures and Activities. Sensors 19 (13) (2019)
Barry R. Greene, Killian McManus, Stephen J. Redmond, Brian Caulfield, Charlene C. Quinn
Digital assessment of falls risk, frailty, and mobility impairment using wearable sensors. npj Digit. Medicine 2 (2019)
Luke Wicent Sy, Nigel H. Lovell, Stephen J. Redmond
Estimating Lower Limb Kinematics using a Lie Group Constrained EKF and a Reduced Wearable IMU Count. CoRR (2019)
Michael B. Del Rosario, Nigel H. Lovell, Jennifer Fildes, Katie Holgate, Jennifer Yu, Cate Ferry, Gunter Schreier, Sze-Yuan Ooi, Stephen J. Redmond
Evaluation of an mHealth-Based Adjunct to Outpatient Cardiac Rehabilitation. IEEE J. Biomed. Health Informatics 22 (6) (2018)
Changhong Wang, Wei Lu, Stephen J. Redmond, Michael C. Stevens, Stephen R. Lord, Nigel H. Lovell
A Low-Power Fall Detector Balancing Sensitivity and False Alarm Rate. IEEE J. Biomed. Health Informatics 22 (6) (2018)
Barry R. Greene, Stephen J. Redmond, Brian Caulfield
Fall Risk Assessment Through Automatic Combination of Clinical Fall Risk Factors and Body-Worn Sensor Data. IEEE J. Biomed. Health Informatics 21 (3) (2017)
Kejia Wang, Kim Delbaere, Matthew A. D. Brodie, Nigel H. Lovell, Lauren Kark, Stephen R. Lord, Stephen J. Redmond
Differences Between Gait on Stairs and Flat Surfaces in Relation to Fall Risk and Future Falls. IEEE J. Biomed. Health Informatics 21 (6) (2017)
Mas S. Mohktar, Jumadi Abd Sukor, Stephen J. Redmond, Jim Basilakis, Nigel H. Lovell
Effect of Home Telehealth Data Quality on Decision Support System Performance. CENTERIS/ProjMAN/HCist (2015)
Changhong Wang, Michael R. Narayanan, Stephen R. Lord, Stephen J. Redmond, Nigel H. Lovell
A low-power fall detection algorithm based on triaxial acceleration and barometric pressure. EMBC (2014)
Yang Xie, Gunter Schreier, David C. W. Chang, Sandra Neubauer, Stephen J. Redmond, Nigel H. Lovell
Predicting number of hospitalization days based on health insurance claims data using bagged regression trees. EMBC (2014)
Heba A. Khamis, Stephen J. Redmond, Vaughan G. Macefield, Ingvars Birznieks
Tactile afferents encode grip safety before slip for different frictions. EMBC (2014)
Ying Liu, Stephen J. Redmond, Tal Shany, Jane Woolgar, Michael R. Narayanan, Stephen R. Lord, Nigel H. Lovell
Validation of an accelerometer-based fall prediction model. EMBC (2014)
Stephen J. Redmond, Zhaonan Zhang, Michael R. Narayanan, Nigel H. Lovell
Pilot evaluation of an unobtrusive system to detect falls at nighttime. EMBC (2014)
Matthew A. Brodie, Nigel H. Lovell, Colleen G. Canning, Hylton B. Menz, Kim Delbaere, Stephen J. Redmond, Mark Latt, Daina L. Sturnieks, Jasmine Menant, Stuart T. Smith, Stephen R. Lord
Gait as a biomarker? Accelerometers reveal that reduced movement quality while walking is associated with Parkinson's disease, ageing and fall risk. EMBC (2014)
Kejia Wang, Nigel H. Lovell, Michael B. Del Rosario, Ying Liu, Jingjing Wang, Michael R. Narayanan, Matthew A. D. Brodie, Kim Delbaere, Jasmine Menant, Stephen R. Lord, Stephen J. Redmond
Inertial measurements of free-living activities: Assessing mobility to predict falls. EMBC (2014)
Ying Zhang, Gregory S. H. Chan, Mark B. Tracy, Murray Hinder, Stephen J. Redmond, Andrey V. Savkin, Nigel H. Lovell
Estimation of cardiac output and total peripheral resistance in preterm infants by arterial waveform analysis. EMBC (2013)
Danielle M. Rager, Darren Alvares, Ingvars Birznieks, Stephen J. Redmond, John W. Morley, Nigel H. Lovell, Richard M. Vickery
Generating tactile afferent stimulation patterns for slip and touch feedback in neural prosthetics. EMBC (2013)
Yang Xie, Stephen J. Redmond, Mas S. Mohktar, Tal Shany, Jim Basilakis, Michael Hession, Nigel H. Lovell
Prediction of chronic obstructive pulmonary disease exacerbation using physiological time series patterns. EMBC (2013)
Joanne Fu, Ingvars Birznieks, Antony W. Goodwin, Heba Khamis, Stephen J. Redmond
Decoding tactile sensation: Multiple regression analysis of monkey fingertip afferent mechanoreceptor population responses. EMBC (2012)
Stephen J. Redmond, Qim Yi Lee, Yang Xie, Nigel H. Lovell
Applications of supervised learning to biological signals: ECG signal quality and systemic vascular resistance. EMBC (2012)
Ying Liu, Stephen J. Redmond, Michael R. Narayanan, Nigel H. Lovell
Classification between non-multiple fallers and multiple fallers using a triaxial accelerometry-based system. EMBC (2011)
Zhaonan Zhang, Udyant Kapoor, Michael R. Narayanan, Nigel H. Lovell, Stephen J. Redmond
Design of an unobtrusive wireless sensor network for nighttime falls detection. EMBC (2011)
Ning Wang, Eliathamby Ambikairajah, Stephen J. Redmond, Branko G. Celler, Nigel H. Lovell
Classification of walking patterns on inclined surfaces from accelerometry data. DPS (2009)
Stephen J. Redmond, Chris Heneghan
A Non-parametric Dimensionality Reduction Technique Using Gradient Descent of Misclassification Rate. ICAPR (2) (2005)